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-rw-r--r--include/linux/hwmon.h6
-rw-r--r--include/linux/polynomial.h35
2 files changed, 41 insertions, 0 deletions
diff --git a/include/linux/hwmon.h b/include/linux/hwmon.h
index eba380b76d15..14325f93c6b2 100644
--- a/include/linux/hwmon.h
+++ b/include/linux/hwmon.h
@@ -450,6 +450,9 @@ hwmon_device_register_with_info(struct device *dev,
const struct hwmon_chip_info *info,
const struct attribute_group **extra_groups);
struct device *
+hwmon_device_register_for_thermal(struct device *dev, const char *name,
+ void *drvdata);
+struct device *
devm_hwmon_device_register_with_info(struct device *dev,
const char *name, void *drvdata,
const struct hwmon_chip_info *info,
@@ -461,6 +464,9 @@ void devm_hwmon_device_unregister(struct device *dev);
int hwmon_notify_event(struct device *dev, enum hwmon_sensor_types type,
u32 attr, int channel);
+char *hwmon_sanitize_name(const char *name);
+char *devm_hwmon_sanitize_name(struct device *dev, const char *name);
+
/**
* hwmon_is_bad_char - Is the char invalid in a hwmon name
* @ch: the char to be considered
diff --git a/include/linux/polynomial.h b/include/linux/polynomial.h
new file mode 100644
index 000000000000..9e074a0bb6fa
--- /dev/null
+++ b/include/linux/polynomial.h
@@ -0,0 +1,35 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/*
+ * Copyright (C) 2020 BAIKAL ELECTRONICS, JSC
+ */
+
+#ifndef _POLYNOMIAL_H
+#define _POLYNOMIAL_H
+
+/*
+ * struct polynomial_term - one term descriptor of a polynomial
+ * @deg: degree of the term.
+ * @coef: multiplication factor of the term.
+ * @divider: distributed divider per each degree.
+ * @divider_leftover: divider leftover, which couldn't be redistributed.
+ */
+struct polynomial_term {
+ unsigned int deg;
+ long coef;
+ long divider;
+ long divider_leftover;
+};
+
+/*
+ * struct polynomial - a polynomial descriptor
+ * @total_divider: total data divider.
+ * @terms: polynomial terms, last term must have degree of 0
+ */
+struct polynomial {
+ long total_divider;
+ struct polynomial_term terms[];
+};
+
+long polynomial_calc(const struct polynomial *poly, long data);
+
+#endif